package com.syaccp.service.impl;


import org.springframework.stereotype.Component;

import javax.websocket.OnClose;
import javax.websocket.OnMessage;
import javax.websocket.OnOpen;
import javax.websocket.Session;
import javax.websocket.server.ServerEndpoint;
import java.util.concurrent.CopyOnWriteArraySet;

@Component
@ServerEndpoint("/webSocket")
public class WebSocket {

    private Session session;

    private static CopyOnWriteArraySet<WebSocket> webSocketSet=new CopyOnWriteArraySet<>();
    @OnOpen
    public void onOpen(Session session){
        this.session=session;
        webSocketSet.add(this);
        System.out.println("【websocket消息】有新的连接,总数 = " + webSocketSet.size());
    }
    @OnClose
    public void onClose(){

        webSocketSet.remove(this);
        System.out.println("【websocket消息】连接断开,总数 = " + webSocketSet.size());
    }
    @OnMessage
    public void onMessage(String message){

        System.out.println("【websocket消息】收到客户端发来的消息 = " + message);
    }

    public void sendMessage(String message){
        for(WebSocket webSocket:webSocketSet){
            System.out.println("【websocket消息】广播消息,message = " + message);
            try {
                webSocket.session.getBasicRemote().sendText(message);
            }catch (Exception e){
                e.printStackTrace();
            }

        }
    }



}
